Vulnerability · Published May 8, 2026 · Assigned by GitHub_M

CVE-2026-42352pygeoapi 0.23.x: Unauthenticated SSRF via OGC API - Processes Subscriber

High 8.6

In plain English

A high-severity server-side request forgery in pygeoapi from geopython. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.6High
Exploit odds (30 days)0.5%top 60.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

pygeoapi is a Python server implementation of the OGC API suite of standards. From version 0.23.0 to before version 0.23.3, OGC API process execution requests can use the subscriber object to requests to internal HTTP services. This issue has been patched in version 0.23.3.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
PyPIpygeoapi0.23.3GHSA-jgvc-94c8-3chc
PyPIpygeoapi0.23.3PYSEC-2026-2986

Affected products (as reported)

VendorProductVersions
geopython pygeoapi >= 0.23.0, < 0.23.3

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References